package lab02;

import java.util.Scanner;

/**
 * Created by ASUS on 2017/11/13.
 */
public class Test {
    public static void main(String[] args) {
        int[] num=new int[2];
        Scanner scanner=new Scanner(System.in);
        num[0]=scanner.nextInt();
        Scanner scanner1=new Scanner(System.in);
        num[1]=scanner1.nextInt();
        if (num[1]!=0) {
            System.out.println(num[0] / num[1]);
        }else{
            System.out.println("分母为0！！！！！");
        }
    }
}
